The virtuous circle that has sustained the dollar and buoyed USD assets for decades has definitively been broken. Now, with China’s Treasury liquidation serving to exacerbate the pressure from the demise of the petrodollar, it’s critical to take stock of accumulated petrodollar reserves in order to understand how large the unwind could ultimately be in a worst case scenario. As it turns out, narrowly focusing on official FX reserves could understate the size of petrodollar accumulation by some $2.5 trillion.